Logitech M186 OFFICE GAMING WIRELESS MOUSE Properties Number of keys:3 Item No.:Logitech M186 Product Size:100mm Working mode:Optical Optical resolution:1000dpi Type:Mouse Brand: Logitech / Logitech Application object: office personnel Cable length:Wireless Model:m186 Product weight:72.5g (including battery) Number of wheels:1 Wireless Technology:Receiver Source Category:China line Fastest shipping time:1-3 days